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Vocabulary

 

Material The matter from which a thing is or can be made.
Properties The feature of an object, such as elastic, flexible, waterproof, rigid.
Absorbent Able to soak up liquid easily.
Waterproof Materials that do net let water through.
Bend A curve or angle put into an object by shaping or applying force to it.
Rigid Rigid materials are stiff and hard to bend.
Brittle Hard but likely to break easily.
Flexible Materials that can bend easily.
Dull Lacking in brightness, vividness or sheen.
Elastic Able to stretch and then return back to their original shape.
Fabric Cloth produced by weaving or knitting textile fibres.
Glass A Hard, brittle substance (usually transparent or translucent) made by fusing sand with soda lime and cooling rapidly.
Hard Solid, firm and rigid; not easily broken, bent or pierced.
Made Materials Materials that come from natural materials but have been changed.
Natural Materials Materials that come from animals, plants or rocks.
Metal A shiny material which transfers (conducts) heat well and us usually a solid (at room temperature).
Opaque Not able to see through (not transparent).
Transparent A material allowing light to pass through so that objects behind can be seen clearly.
Paper Material manufactured in thin sheets from the pulp of wood or other fibrous substances.
Recycle To make use of an object or material multiple times.
Rough An uneven or irregular surface; not smooth or level.
Texture The feel, appearance or consistency of a surface or a substance.

 

 

What materials are waterproof? | BBC Teach

There are many types of materials, but only some are waterproof. Join Dr Brain and his team of scientists as they test four everyday materials, looking at th...

Made Materials:

  • paper
  • plastic
  • iron
  • bronze
  • ceramic
  • rubber
  • glass

 

Natural Materials:

  • wood
  • gold
  • diamond
  • coal
  • leather
  • cotton
  • stone
  • wool
  • wax

 

Elastic Materials:

  • rubber
  • elastic bands
  • spring

 

Waterproof Materials:

  • rubber
  • plastic
  • wax
  • metal

 

Flexible Materials:

  • fabric
  • plastic
  • rubber

 

Absorbent Materials:

  • fabric
  • paper

 

 

So Silly!

 

Why would chocolate not be a suitable material to make a tea pot out of?

 

Why would newspaper not be a suitable material to make wellies out of?

 

Why would jelly not be a suitable material to make a chair out of?

 

*Challenge - Which materials would be suitable to make the above objects out of? Why?

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